| Supplier | Phone | Fax | Country | Inquiry contact |
|---|---|---|---|---|
| AK Scientific, Inc. | +1 (510) 429-8835 | +1 (510) 429-8836 | USA | REQUEST |
| Beckmann-Kenko GmbH | +49 4241 9308-0 | +49 4241 9308-30 | Germany | REQUEST |
| BuGuCh & Partners | Germany | REQUEST | ||
| CHEM 2004 B.V. | +31 15 25 75 900 | +31-15 25 72 505 | The Netherlands | REQUEST |
| Dayang Chem (Hangzhou) Co.,Ltd. | +86-571-88938639 | +86-571-8893-8652 | P.R.China | REQUEST |
| Leap Chem Co., Ltd | +852-30606658 | P.R.China | REQUEST | |
| VMP Chemiekontor GmbH | +49 2241 265660 | +49 2241 26566-99 | Germany | REQUEST |